#include <iostream>

using namespace std;

int main()
{
	int b=25;
	int &a=b; //定义一个指向b的引用
	cout<<"证明引用和变量本身都是同一个东西:   "<<endl;
	cout<<"b的地址:  "<<&b<<endl;
	cout<<"引用a的地址  "<<&a<<endl;
	
	cout<<b<<endl;
	cout<<a<<endl;
	
	
	int c=b;
	
	int *d=&b;
	
}